// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://codemirror.net/LICENSE

/* eslint-disable */

(function (mod) {
    mod(window.CodeMirror);
})(function (CodeMirror) {
    "use strict";

    CodeMirror.defineMode("javascript", function (config, parserConfig) {
        var indentUnit = config.indentUnit;
        var statementIndent = parserConfig.statementIndent;
        var jsonldMode = parserConfig.jsonld;
        var jsonMode = parserConfig.json || jsonldMode;
        var trackScope = parserConfig.trackScope !== false;
        var isTS = parserConfig.typescript;
        var wordRE = parserConfig.wordCharacters || /[\w$\xa1-\uffff]/;

        // Tokenizer

        var keywords = (function () {
            function kw(type) {
                return { type: type, style: "keyword" };
            }
            var A = kw("keyword a"),
                B = kw("keyword b"),
                C = kw("keyword c"),
                D = kw("keyword d");
            var operator = kw("operator"),
                atom = { type: "atom", style: "atom" };

            return {
                if: kw("if"),
                while: A,
                with: A,
                else: B,
                do: B,
                try: B,
                finally: B,
                return: D,
                break: D,
                continue: D,
                new: kw("new"),
                delete: C,
                void: C,
                throw: C,
                debugger: kw("debugger"),
                var: kw("var"),
                const: kw("var"),
                let: kw("var"),
                function: kw("function"),
                catch: kw("catch"),
                for: kw("for"),
                switch: kw("switch"),
                case: kw("case"),
                default: kw("default"),
                in: operator,
                typeof: operator,
                instanceof: operator,
                true: atom,
                false: atom,
                null: atom,
                undefined: atom,
                NaN: atom,
                Infinity: atom,
                this: kw("this"),
                class: kw("class"),
                super: kw("atom"),
                yield: C,
                export: kw("export"),
                import: kw("import"),
                extends: C,
                await: C,
            };
        })();

        var isOperatorChar = /[+\-*&%=<>!?|~^@]/;
        var isJsonldKeyword =
            /^@(context|id|value|language|type|container|list|set|reverse|index|base|vocab|graph)"/;

        function readRegexp(stream) {
            var escaped = false,
                next,
                inSet = false;
            while ((next = stream.next()) != null) {
                if (!escaped) {
                    if (next == "/" && !inSet) return;
                    if (next == "[") inSet = true;
                    else if (inSet && next == "]") inSet = false;
                }
                escaped = !escaped && next == "\\";
            }
        }

        // Used as scratch variables to communicate multiple values without
        // consing up tons of objects.
        var type, content;
        function ret(tp, style, cont) {
            type = tp;
            content = cont;
            return style;
        }
        function tokenBase(stream, state) {
            var ch = stream.next();
            if (ch == '"' || ch == "'") {
                state.tokenize = tokenString(ch);
                return state.tokenize(stream, state);
            } else if (
                ch == "." &&
                stream.match(/^\d[\d_]*(?:[eE][+\-]?[\d_]+)?/)
            ) {
                return ret("number", "number");
            } else if (ch == "." && stream.match("..")) {
                return ret("spread", "meta");
            } else if (/[\[\]{}\(\),;\:\.]/.test(ch)) {
                return ret(ch);
            } else if (ch == "=" && stream.eat(">")) {
                return ret("=>", "operator");
            } else if (
                ch == "0" &&
                stream.match(/^(?:x[\dA-Fa-f_]+|o[0-7_]+|b[01_]+)n?/)
            ) {
                return ret("number", "number");
            } else if (/\d/.test(ch)) {
                stream.match(
                    /^[\d_]*(?:n|(?:\.[\d_]*)?(?:[eE][+\-]?[\d_]+)?)?/
                );
                return ret("number", "number");
            } else if (ch == "/") {
                if (stream.eat("*")) {
                    state.tokenize = tokenComment;
                    return tokenComment(stream, state);
                } else if (stream.eat("/")) {
                    stream.skipToEnd();
                    return ret("comment", "comment");
                } else if (expressionAllowed(stream, state, 1)) {
                    readRegexp(stream);
                    stream.match(/^\b(([gimyus])(?![gimyus]*\2))+\b/);
                    return ret("regexp", "string-2");
                } else {
                    stream.eat("=");
                    return ret("operator", "operator", stream.current());
                }
            } else if (ch == "`") {
                state.tokenize = tokenQuasi;
                return tokenQuasi(stream, state);
            } else if (ch == "#" && stream.peek() == "!") {
                stream.skipToEnd();
                return ret("meta", "meta");
            } else if (ch == "#" && stream.eatWhile(wordRE)) {
                return ret("variable", "property");
            } else if (
                (ch == "<" && stream.match("!--")) ||
                (ch == "-" &&
                    stream.match("->") &&
                    !/\S/.test(stream.string.slice(0, stream.start)))
            ) {
                stream.skipToEnd();
                return ret("comment", "comment");
            } else if (isOperatorChar.test(ch)) {
                if (ch != ">" || !state.lexical || state.lexical.type != ">") {
                    if (stream.eat("=")) {
                        if (ch == "!" || ch == "=") stream.eat("=");
                    } else if (/[<>*+\-|&?]/.test(ch)) {
                        stream.eat(ch);
                        if (ch == ">") stream.eat(ch);
                    }
                }
                if (ch == "?" && stream.eat(".")) return ret(".");
                return ret("operator", "operator", stream.current());
            } else if (wordRE.test(ch)) {
                stream.eatWhile(wordRE);
                var word = stream.current();
                if (state.lastType != ".") {
                    if (keywords.propertyIsEnumerable(word)) {
                        var kw = keywords[word];
                        return ret(kw.type, kw.style, word);
                    }
                    if (
                        word == "async" &&
                        stream.match(
                            /^(\s|\/\*([^*]|\*(?!\/))*?\*\/)*[\[\(\w]/,
                            false
                        )
                    )
                        return ret("async", "keyword", word);
                }
                return ret("variable", "variable", word);
            }
        }

        function tokenString(quote) {
            return function (stream, state) {
                var escaped = false,
                    next;
                if (
                    jsonldMode &&
                    stream.peek() == "@" &&
                    stream.match(isJsonldKeyword)
                ) {
                    state.tokenize = tokenBase;
                    return ret("jsonld-keyword", "meta");
                }
                while ((next = stream.next()) != null) {
                    if (next == quote && !escaped) break;
                    escaped = !escaped && next == "\\";
                }
                if (!escaped) state.tokenize = tokenBase;
                return ret("string", "string");
            };
        }

        function tokenComment(stream, state) {
            var maybeEnd = false,
                ch;
            while ((ch = stream.next())) {
                if (ch == "/" && maybeEnd) {
                    state.tokenize = tokenBase;
                    break;
                }
                maybeEnd = ch == "*";
            }
            return ret("comment", "comment");
        }

        function tokenQuasi(stream, state) {
            var escaped = false,
                next;
            while ((next = stream.next()) != null) {
                if (
                    !escaped &&
                    (next == "`" || (next == "$" && stream.eat("{")))
                ) {
                    state.tokenize = tokenBase;
                    break;
                }
                escaped = !escaped && next == "\\";
            }
            return ret("quasi", "string-2", stream.current());
        }

        var brackets = "([{}])";
        // This is a crude lookahead trick to try and notice that we're
        // parsing the argument patterns for a fat-arrow function before we
        // actually hit the arrow token. It only works if the arrow is on
        // the same line as the arguments and there's no strange noise
        // (comments) in between. Fallback is to only notice when we hit the
        // arrow, and not declare the arguments as locals for the arrow
        // body.
        function findFatArrow(stream, state) {
            if (state.fatArrowAt) state.fatArrowAt = null;
            var arrow = stream.string.indexOf("=>", stream.start);
            if (arrow < 0) return;

            if (isTS) {
                // Try to skip TypeScript return type declarations after the arguments
                var m = /:\s*(?:\w+(?:<[^>]*>|\[\])?|\{[^}]*\})\s*$/.exec(
                    stream.string.slice(stream.start, arrow)
                );
                if (m) arrow = m.index;
            }

            var depth = 0,
                sawSomething = false;
            for (var pos = arrow - 1; pos >= 0; --pos) {
                var ch = stream.string.charAt(pos);
                var bracket = brackets.indexOf(ch);
                if (bracket >= 0 && bracket < 3) {
                    if (!depth) {
                        ++pos;
                        break;
                    }
                    if (--depth == 0) {
                        if (ch == "(") sawSomething = true;
                        break;
                    }
                } else if (bracket >= 3 && bracket < 6) {
                    ++depth;
                } else if (wordRE.test(ch)) {
                    sawSomething = true;
                } else if (/["'\/`]/.test(ch)) {
                    for (; ; --pos) {
                        if (pos == 0) return;
                        var next = stream.string.charAt(pos - 1);
                        if (
                            next == ch &&
                            stream.string.charAt(pos - 2) != "\\"
                        ) {
                            pos--;
                            break;
                        }
                    }
                } else if (sawSomething && !depth) {
                    ++pos;
                    break;
                }
            }
            if (sawSomething && !depth) state.fatArrowAt = pos;
        }

        // Parser

        var atomicTypes = {
            atom: true,
            number: true,
            variable: true,
            string: true,
            regexp: true,
            this: true,
            import: true,
            "jsonld-keyword": true,
        };

        function JSLexical(indented, column, type, align, prev, info) {
            this.indented = indented;
            this.column = column;
            this.type = type;
            this.prev = prev;
            this.info = info;
            if (align != null) this.align = align;
        }

        function inScope(state, varname) {
            if (!trackScope) return false;
            for (var v = state.localVars; v; v = v.next)
                if (v.name == varname) return true;
            for (var cx = state.context; cx; cx = cx.prev) {
                for (var v = cx.vars; v; v = v.next)
                    if (v.name == varname) return true;
            }
        }

        function parseJS(state, style, type, content, stream) {
            var cc = state.cc;
            // Communicate our context to the combinators.
            // (Less wasteful than consing up a hundred closures on every call.)
            cx.state = state;
            cx.stream = stream;
            (cx.marked = null), (cx.cc = cc);
            cx.style = style;

            if (!state.lexical.hasOwnProperty("align"))
                state.lexical.align = true;

            while (true) {
                var combinator = cc.length
                    ? cc.pop()
                    : jsonMode
                    ? expression
                    : statement;
                if (combinator(type, content)) {
                    while (cc.length && cc[cc.length - 1].lex) cc.pop()();
                    if (cx.marked) return cx.marked;
                    if (type == "variable" && inScope(state, content))
                        return "variable-2";
                    return style;
                }
            }
        }

        // Combinator utils

        var cx = { state: null, column: null, marked: null, cc: null };
        function pass() {
            for (var i = arguments.length - 1; i >= 0; i--)
                cx.cc.push(arguments[i]);
        }
        function cont() {
            pass.apply(null, arguments);
            return true;
        }
        function inList(name, list) {
            for (var v = list; v; v = v.next) if (v.name == name) return true;
            return false;
        }
        function register(varname) {
            var state = cx.state;
            cx.marked = "def";
            if (!trackScope) return;
            if (state.context) {
                if (
                    state.lexical.info == "var" &&
                    state.context &&
                    state.context.block
                ) {
                    // FIXME function decls are also not block scoped
                    var newContext = registerVarScoped(varname, state.context);
                    if (newContext != null) {
                        state.context = newContext;
                        return;
                    }
                } else if (!inList(varname, state.localVars)) {
                    state.localVars = new Var(varname, state.localVars);
                    return;
                }
            }
            // Fall through means this is global
            if (parserConfig.globalVars && !inList(varname, state.globalVars))
                state.globalVars = new Var(varname, state.globalVars);
        }
        function registerVarScoped(varname, context) {
            if (!context) {
                return null;
            } else if (context.block) {
                var inner = registerVarScoped(varname, context.prev);
                if (!inner) return null;
                if (inner == context.prev) return context;
                return new Context(inner, context.vars, true);
            } else if (inList(varname, context.vars)) {
                return context;
            } else {
                return new Context(
                    context.prev,
                    new Var(varname, context.vars),
                    false
                );
            }
        }

        function isModifier(name) {
            return (
                name == "public" ||
                name == "private" ||
                name == "protected" ||
                name == "abstract" ||
                name == "readonly"
            );
        }

        // Combinators

        function Context(prev, vars, block) {
            this.prev = prev;
            this.vars = vars;
            this.block = block;
        }
        function Var(name, next) {
            this.name = name;
            this.next = next;
        }

        var defaultVars = new Var("this", new Var("arguments", null));
        function pushcontext() {
            cx.state.context = new Context(
                cx.state.context,
                cx.state.localVars,
                false
            );
            cx.state.localVars = defaultVars;
        }
        function pushblockcontext() {
            cx.state.context = new Context(
                cx.state.context,
                cx.state.localVars,
                true
            );
            cx.state.localVars = null;
        }
        function popcontext() {
            cx.state.localVars = cx.state.context.vars;
            cx.state.context = cx.state.context.prev;
        }
        popcontext.lex = true;
        function pushlex(type, info) {
            var result = function () {
                var state = cx.state,
                    indent = state.indented;
                if (state.lexical.type == "stat")
                    indent = state.lexical.indented;
                else
                    for (
                        var outer = state.lexical;
                        outer && outer.type == ")" && outer.align;
                        outer = outer.prev
                    )
                        indent = outer.indented;
                state.lexical = new JSLexical(
                    indent,
                    cx.stream.column(),
                    type,
                    null,
                    state.lexical,
                    info
                );
            };
            result.lex = true;
            return result;
        }
        function poplex() {
            var state = cx.state;
            if (state.lexical.prev) {
                if (state.lexical.type == ")")
                    state.indented = state.lexical.indented;
                state.lexical = state.lexical.prev;
            }
        }
        poplex.lex = true;

        function expect(wanted) {
            function exp(type) {
                if (type == wanted) return cont();
                else if (
                    wanted == ";" ||
                    type == "}" ||
                    type == ")" ||
                    type == "]"
                )
                    return pass();
                else return cont(exp);
            }
            return exp;
        }

        function statement(type, value) {
            if (type == "var")
                return cont(
                    pushlex("vardef", value),
                    vardef,
                    expect(";"),
                    poplex
                );
            if (type == "keyword a")
                return cont(pushlex("form"), parenExpr, statement, poplex);
            if (type == "keyword b")
                return cont(pushlex("form"), statement, poplex);
            if (type == "keyword d")
                return cx.stream.match(/^\s*$/, false)
                    ? cont()
                    : cont(
                          pushlex("stat"),
                          maybeexpression,
                          expect(";"),
                          poplex
                      );
            if (type == "debugger") return cont(expect(";"));
            if (type == "{")
                return cont(
                    pushlex("}"),
                    pushblockcontext,
                    block,
                    poplex,
                    popcontext
                );
            if (type == ";") return cont();
            if (type == "if") {
                if (
                    cx.state.lexical.info == "else" &&
                    cx.state.cc[cx.state.cc.length - 1] == poplex
                )
                    cx.state.cc.pop()();
                return cont(
                    pushlex("form"),
                    parenExpr,
                    statement,
                    poplex,
                    maybeelse
                );
            }
            if (type == "function") return cont(functiondef);
            if (type == "for")
                return cont(
                    pushlex("form"),
                    pushblockcontext,
                    forspec,
                    statement,
                    popcontext,
                    poplex
                );
            if (type == "class" || (isTS && value == "interface")) {
                cx.marked = "keyword";
                return cont(
                    pushlex("form", type == "class" ? type : value),
                    className,
                    poplex
                );
            }
            if (type == "variable") {
                if (isTS && value == "declare") {
                    cx.marked = "keyword";
                    return cont(statement);
                } else if (
                    isTS &&
                    (value == "module" || value == "enum" || value == "type") &&
                    cx.stream.match(/^\s*\w/, false)
                ) {
                    cx.marked = "keyword";
                    if (value == "enum") return cont(enumdef);
                    else if (value == "type")
                        return cont(
                            typename,
                            expect("operator"),
                            typeexpr,
                            expect(";")
                        );
                    else
                        return cont(
                            pushlex("form"),
                            pattern,
                            expect("{"),
                            pushlex("}"),
                            block,
                            poplex,
                            poplex
                        );
                } else if (isTS && value == "namespace") {
                    cx.marked = "keyword";
                    return cont(pushlex("form"), expression, statement, poplex);
                } else if (isTS && value == "abstract") {
                    cx.marked = "keyword";
                    return cont(statement);
                } else {
                    return cont(pushlex("stat"), maybelabel);
                }
            }
            if (type == "switch")
                return cont(
                    pushlex("form"),
                    parenExpr,
                    expect("{"),
                    pushlex("}", "switch"),
                    pushblockcontext,
                    block,
                    poplex,
                    poplex,
                    popcontext
                );
            if (type == "case") return cont(expression, expect(":"));
            if (type == "default") return cont(expect(":"));
            if (type == "catch")
                return cont(
                    pushlex("form"),
                    pushcontext,
                    maybeCatchBinding,
                    statement,
                    poplex,
                    popcontext
                );
            if (type == "export")
                return cont(pushlex("stat"), afterExport, poplex);
            if (type == "import")
                return cont(pushlex("stat"), afterImport, poplex);
            if (type == "async") return cont(statement);
            if (value == "@") return cont(expression, statement);
            return pass(pushlex("stat"), expression, expect(";"), poplex);
        }
        function maybeCatchBinding(type) {
            if (type == "(") return cont(funarg, expect(")"));
        }
        function expression(type, value) {
            return expressionInner(type, value, false);
        }
        function expressionNoComma(type, value) {
            return expressionInner(type, value, true);
        }
        function parenExpr(type) {
            if (type != "(") return pass();
            return cont(pushlex(")"), maybeexpression, expect(")"), poplex);
        }
        function expressionInner(type, value, noComma) {
            if (cx.state.fatArrowAt == cx.stream.start) {
                var body = noComma ? arrowBodyNoComma : arrowBody;
                if (type == "(")
                    return cont(
                        pushcontext,
                        pushlex(")"),
                        commasep(funarg, ")"),
                        poplex,
                        expect("=>"),
                        body,
                        popcontext
                    );
                else if (type == "variable")
                    return pass(
                        pushcontext,
                        pattern,
                        expect("=>"),
                        body,
                        popcontext
                    );
            }

            var maybeop = noComma ? maybeoperatorNoComma : maybeoperatorComma;
            if (atomicTypes.hasOwnProperty(type)) return cont(maybeop);
            if (type == "function") return cont(functiondef, maybeop);
            if (type == "class" || (isTS && value == "interface")) {
                cx.marked = "keyword";
                return cont(pushlex("form"), classExpression, poplex);
            }
            if (type == "keyword c" || type == "async")
                return cont(noComma ? expressionNoComma : expression);
            if (type == "(")
                return cont(
                    pushlex(")"),
                    maybeexpression,
                    expect(")"),
                    poplex,
                    maybeop
                );
            if (type == "operator" || type == "spread")
                return cont(noComma ? expressionNoComma : expression);
            if (type == "[")
                return cont(pushlex("]"), arrayLiteral, poplex, maybeop);
            if (type == "{") return contCommasep(objprop, "}", null, maybeop);
            if (type == "quasi") return pass(quasi, maybeop);
            if (type == "new") return cont(maybeTarget(noComma));
            return cont();
        }
        function maybeexpression(type) {
            if (type.match(/[;\}\)\],]/)) return pass();
            return pass(expression);
        }

        function maybeoperatorComma(type, value) {
            if (type == ",") return cont(maybeexpression);
            return maybeoperatorNoComma(type, value, false);
        }
        function maybeoperatorNoComma(type, value, noComma) {
            var me =
                noComma == false ? maybeoperatorComma : maybeoperatorNoComma;
            var expr = noComma == false ? expression : expressionNoComma;
            if (type == "=>")
                return cont(
                    pushcontext,
                    noComma ? arrowBodyNoComma : arrowBody,
                    popcontext
                );
            if (type == "operator") {
                if (/\+\+|--/.test(value) || (isTS && value == "!"))
                    return cont(me);
                if (
                    isTS &&
                    value == "<" &&
                    cx.stream.match(/^([^<>]|<[^<>]*>)*>\s*\(/, false)
                )
                    return cont(
                        pushlex(">"),
                        commasep(typeexpr, ">"),
                        poplex,
                        me
                    );
                if (value == "?") return cont(expression, expect(":"), expr);
                return cont(expr);
            }
            if (type == "quasi") {
                return pass(quasi, me);
            }
            if (type == ";") return;
            if (type == "(")
                return contCommasep(expressionNoComma, ")", "call", me);
            if (type == ".") return cont(property, me);
            if (type == "[")
                return cont(
                    pushlex("]"),
                    maybeexpression,
                    expect("]"),
                    poplex,
                    me
                );
            if (isTS && value == "as") {
                cx.marked = "keyword";
                return cont(typeexpr, me);
            }
            if (type == "regexp") {
                cx.state.lastType = cx.marked = "operator";
                cx.stream.backUp(cx.stream.pos - cx.stream.start - 1);
                return cont(expr);
            }
        }
        function quasi(type, value) {
            if (type != "quasi") return pass();
            if (value.slice(value.length - 2) != "${") return cont(quasi);
            return cont(maybeexpression, continueQuasi);
        }
        function continueQuasi(type) {
            if (type == "}") {
                cx.marked = "string-2";
                cx.state.tokenize = tokenQuasi;
                return cont(quasi);
            }
        }
        function arrowBody(type) {
            findFatArrow(cx.stream, cx.state);
            return pass(type == "{" ? statement : expression);
        }
        function arrowBodyNoComma(type) {
            findFatArrow(cx.stream, cx.state);
            return pass(type == "{" ? statement : expressionNoComma);
        }
        function maybeTarget(noComma) {
            return function (type) {
                if (type == ".") return cont(noComma ? targetNoComma : target);
                else if (type == "variable" && isTS)
                    return cont(
                        maybeTypeArgs,
                        noComma ? maybeoperatorNoComma : maybeoperatorComma
                    );
                else return pass(noComma ? expressionNoComma : expression);
            };
        }
        function target(_, value) {
            if (value == "target") {
                cx.marked = "keyword";
                return cont(maybeoperatorComma);
            }
        }
        function targetNoComma(_, value) {
            if (value == "target") {
                cx.marked = "keyword";
                return cont(maybeoperatorNoComma);
            }
        }
        function maybelabel(type) {
            if (type == ":") return cont(poplex, statement);
            return pass(maybeoperatorComma, expect(";"), poplex);
        }
        function property(type) {
            if (type == "variable") {
                cx.marked = "property";
                return cont();
            }
        }
        function objprop(type, value) {
            if (type == "async") {
                cx.marked = "property";
                return cont(objprop);
            } else if (type == "variable" || cx.style == "keyword") {
                cx.marked = "property";
                if (value == "get" || value == "set") return cont(getterSetter);
                var m; // Work around fat-arrow-detection complication for detecting typescript typed arrow params
                if (
                    isTS &&
                    cx.state.fatArrowAt == cx.stream.start &&
                    (m = cx.stream.match(/^\s*:\s*/, false))
                )
                    cx.state.fatArrowAt = cx.stream.pos + m[0].length;
                return cont(afterprop);
            } else if (type == "number" || type == "string") {
                cx.marked = jsonldMode ? "property" : cx.style + " property";
                return cont(afterprop);
            } else if (type == "jsonld-keyword") {
                return cont(afterprop);
            } else if (isTS && isModifier(value)) {
                cx.marked = "keyword";
                return cont(objprop);
            } else if (type == "[") {
                return cont(expression, maybetype, expect("]"), afterprop);
            } else if (type == "spread") {
                return cont(expressionNoComma, afterprop);
            } else if (value == "*") {
                cx.marked = "keyword";
                return cont(objprop);
            } else if (type == ":") {
                return pass(afterprop);
            }
        }
        function getterSetter(type) {
            if (type != "variable") return pass(afterprop);
            cx.marked = "property";
            return cont(functiondef);
        }
        function afterprop(type) {
            if (type == ":") return cont(expressionNoComma);
            if (type == "(") return pass(functiondef);
        }
        function commasep(what, end, sep) {
            function proceed(type, value) {
                if (sep ? sep.indexOf(type) > -1 : type == ",") {
                    var lex = cx.state.lexical;
                    if (lex.info == "call") lex.pos = (lex.pos || 0) + 1;
                    return cont(function (type, value) {
                        if (type == end || value == end) return pass();
                        return pass(what);
                    }, proceed);
                }
                if (type == end || value == end) return cont();
                if (sep && sep.indexOf(";") > -1) return pass(what);
                return cont(expect(end));
            }
            return function (type, value) {
                if (type == end || value == end) return cont();
                return pass(what, proceed);
            };
        }
        function contCommasep(what, end, info) {
            for (var i = 3; i < arguments.length; i++) cx.cc.push(arguments[i]);
            return cont(pushlex(end, info), commasep(what, end), poplex);
        }
        function block(type) {
            if (type == "}") return cont();
            return pass(statement, block);
        }
        function maybetype(type, value) {
            if (isTS) {
                if (type == ":") return cont(typeexpr);
                if (value == "?") return cont(maybetype);
            }
        }
        function maybetypeOrIn(type, value) {
            if (isTS && (type == ":" || value == "in")) return cont(typeexpr);
        }
        function mayberettype(type) {
            if (isTS && type == ":") {
                if (cx.stream.match(/^\s*\w+\s+is\b/, false))
                    return cont(expression, isKW, typeexpr);
                else return cont(typeexpr);
            }
        }
        function isKW(_, value) {
            if (value == "is") {
                cx.marked = "keyword";
                return cont();
            }
        }
        function typeexpr(type, value) {
            if (
                value == "keyof" ||
                value == "typeof" ||
                value == "infer" ||
                value == "readonly"
            ) {
                cx.marked = "keyword";
                return cont(value == "typeof" ? expressionNoComma : typeexpr);
            }
            if (type == "variable" || value == "void") {
                cx.marked = "type";
                return cont(afterType);
            }
            if (value == "|" || value == "&") return cont(typeexpr);
            if (type == "string" || type == "number" || type == "atom")
                return cont(afterType);
            if (type == "[")
                return cont(
                    pushlex("]"),
                    commasep(typeexpr, "]", ","),
                    poplex,
                    afterType
                );
            if (type == "{")
                return cont(pushlex("}"), typeprops, poplex, afterType);
            if (type == "(")
                return cont(commasep(typearg, ")"), maybeReturnType, afterType);
            if (type == "<") return cont(commasep(typeexpr, ">"), typeexpr);
            if (type == "quasi") {
                return pass(quasiType, afterType);
            }
        }
        function maybeReturnType(type) {
            if (type == "=>") return cont(typeexpr);
        }
        function typeprops(type) {
            if (type.match(/[\}\)\]]/)) return cont();
            if (type == "," || type == ";") return cont(typeprops);
            return pass(typeprop, typeprops);
        }
        function typeprop(type, value) {
            if (type == "variable" || cx.style == "keyword") {
                cx.marked = "property";
                return cont(typeprop);
            } else if (value == "?" || type == "number" || type == "string") {
                return cont(typeprop);
            } else if (type == ":") {
                return cont(typeexpr);
            } else if (type == "[") {
                return cont(
                    expect("variable"),
                    maybetypeOrIn,
                    expect("]"),
                    typeprop
                );
            } else if (type == "(") {
                return pass(functiondecl, typeprop);
            } else if (!type.match(/[;\}\)\],]/)) {
                return cont();
            }
        }
        function quasiType(type, value) {
            if (type != "quasi") return pass();
            if (value.slice(value.length - 2) != "${") return cont(quasiType);
            return cont(typeexpr, continueQuasiType);
        }
        function continueQuasiType(type) {
            if (type == "}") {
                cx.marked = "string-2";
                cx.state.tokenize = tokenQuasi;
                return cont(quasiType);
            }
        }
        function typearg(type, value) {
            if (
                (type == "variable" && cx.stream.match(/^\s*[?:]/, false)) ||
                value == "?"
            )
                return cont(typearg);
            if (type == ":") return cont(typeexpr);
            if (type == "spread") return cont(typearg);
            return pass(typeexpr);
        }
        function afterType(type, value) {
            if (value == "<")
                return cont(
                    pushlex(">"),
                    commasep(typeexpr, ">"),
                    poplex,
                    afterType
                );
            if (value == "|" || type == "." || value == "&")
                return cont(typeexpr);
            if (type == "[") return cont(typeexpr, expect("]"), afterType);
            if (value == "extends" || value == "implements") {
                cx.marked = "keyword";
                return cont(typeexpr);
            }
            if (value == "?") return cont(typeexpr, expect(":"), typeexpr);
        }
        function maybeTypeArgs(_, value) {
            if (value == "<")
                return cont(
                    pushlex(">"),
                    commasep(typeexpr, ">"),
                    poplex,
                    afterType
                );
        }
        function typeparam() {
            return pass(typeexpr, maybeTypeDefault);
        }
        function maybeTypeDefault(_, value) {
            if (value == "=") return cont(typeexpr);
        }
        function vardef(_, value) {
            if (value == "enum") {
                cx.marked = "keyword";
                return cont(enumdef);
            }
            return pass(pattern, maybetype, maybeAssign, vardefCont);
        }
        function pattern(type, value) {
            if (isTS && isModifier(value)) {
                cx.marked = "keyword";
                return cont(pattern);
            }
            if (type == "variable") {
                register(value);
                return cont();
            }
            if (type == "spread") return cont(pattern);
            if (type == "[") return contCommasep(eltpattern, "]");
            if (type == "{") return contCommasep(proppattern, "}");
        }
        function proppattern(type, value) {
            if (type == "variable" && !cx.stream.match(/^\s*:/, false)) {
                register(value);
                return cont(maybeAssign);
            }
            if (type == "variable") cx.marked = "property";
            if (type == "spread") return cont(pattern);
            if (type == "}") return pass();
            if (type == "[")
                return cont(expression, expect("]"), expect(":"), proppattern);
            return cont(expect(":"), pattern, maybeAssign);
        }
        function eltpattern() {
            return pass(pattern, maybeAssign);
        }
        function maybeAssign(_type, value) {
            if (value == "=") return cont(expressionNoComma);
        }
        function vardefCont(type) {
            if (type == ",") return cont(vardef);
        }
        function maybeelse(type, value) {
            if (type == "keyword b" && value == "else")
                return cont(pushlex("form", "else"), statement, poplex);
        }
        function forspec(type, value) {
            if (value == "await") return cont(forspec);
            if (type == "(") return cont(pushlex(")"), forspec1, poplex);
        }
        function forspec1(type) {
            if (type == "var") return cont(vardef, forspec2);
            if (type == "variable") return cont(forspec2);
            return pass(forspec2);
        }
        function forspec2(type, value) {
            if (type == ")") return cont();
            if (type == ";") return cont(forspec2);
            if (value == "in" || value == "of") {
                cx.marked = "keyword";
                return cont(expression, forspec2);
            }
            return pass(expression, forspec2);
        }
        function functiondef(type, value) {
            if (value == "*") {
                cx.marked = "keyword";
                return cont(functiondef);
            }
            if (type == "variable") {
                register(value);
                return cont(functiondef);
            }
            if (type == "(")
                return cont(
                    pushcontext,
                    pushlex(")"),
                    commasep(funarg, ")"),
                    poplex,
                    mayberettype,
                    statement,
                    popcontext
                );
            if (isTS && value == "<")
                return cont(
                    pushlex(">"),
                    commasep(typeparam, ">"),
                    poplex,
                    functiondef
                );
        }
        function functiondecl(type, value) {
            if (value == "*") {
                cx.marked = "keyword";
                return cont(functiondecl);
            }
            if (type == "variable") {
                register(value);
                return cont(functiondecl);
            }
            if (type == "(")
                return cont(
                    pushcontext,
                    pushlex(")"),
                    commasep(funarg, ")"),
                    poplex,
                    mayberettype,
                    popcontext
                );
            if (isTS && value == "<")
                return cont(
                    pushlex(">"),
                    commasep(typeparam, ">"),
                    poplex,
                    functiondecl
                );
        }
        function typename(type, value) {
            if (type == "keyword" || type == "variable") {
                cx.marked = "type";
                return cont(typename);
            } else if (value == "<") {
                return cont(pushlex(">"), commasep(typeparam, ">"), poplex);
            }
        }
        function funarg(type, value) {
            if (value == "@") cont(expression, funarg);
            if (type == "spread") return cont(funarg);
            if (isTS && isModifier(value)) {
                cx.marked = "keyword";
                return cont(funarg);
            }
            if (isTS && type == "this") return cont(maybetype, maybeAssign);
            return pass(pattern, maybetype, maybeAssign);
        }
        function classExpression(type, value) {
            // Class expressions may have an optional name.
            if (type == "variable") return className(type, value);
            return classNameAfter(type, value);
        }
        function className(type, value) {
            if (type == "variable") {
                register(value);
                return cont(classNameAfter);
            }
        }
        function classNameAfter(type, value) {
            if (value == "<")
                return cont(
                    pushlex(">"),
                    commasep(typeparam, ">"),
                    poplex,
                    classNameAfter
                );
            if (
                value == "extends" ||
                value == "implements" ||
                (isTS && type == ",")
            ) {
                if (value == "implements") cx.marked = "keyword";
                return cont(isTS ? typeexpr : expression, classNameAfter);
            }
            if (type == "{") return cont(pushlex("}"), classBody, poplex);
        }
        function classBody(type, value) {
            if (
                type == "async" ||
                (type == "variable" &&
                    (value == "static" ||
                        value == "get" ||
                        value == "set" ||
                        (isTS && isModifier(value))) &&
                    cx.stream.match(/^\s+[\w$\xa1-\uffff]/, false))
            ) {
                cx.marked = "keyword";
                return cont(classBody);
            }
            if (type == "variable" || cx.style == "keyword") {
                cx.marked = "property";
                return cont(classfield, classBody);
            }
            if (type == "number" || type == "string")
                return cont(classfield, classBody);
            if (type == "[")
                return cont(
                    expression,
                    maybetype,
                    expect("]"),
                    classfield,
                    classBody
                );
            if (value == "*") {
                cx.marked = "keyword";
                return cont(classBody);
            }
            if (isTS && type == "(") return pass(functiondecl, classBody);
            if (type == ";" || type == ",") return cont(classBody);
            if (type == "}") return cont();
            if (value == "@") return cont(expression, classBody);
        }
        function classfield(type, value) {
            if (value == "!") return cont(classfield);
            if (value == "?") return cont(classfield);
            if (type == ":") return cont(typeexpr, maybeAssign);
            if (value == "=") return cont(expressionNoComma);
            var context = cx.state.lexical.prev,
                isInterface = context && context.info == "interface";
            return pass(isInterface ? functiondecl : functiondef);
        }
        function afterExport(type, value) {
            if (value == "*") {
                cx.marked = "keyword";
                return cont(maybeFrom, expect(";"));
            }
            if (value == "default") {
                cx.marked = "keyword";
                return cont(expression, expect(";"));
            }
            if (type == "{")
                return cont(commasep(exportField, "}"), maybeFrom, expect(";"));
            return pass(statement);
        }
        function exportField(type, value) {
            if (value == "as") {
                cx.marked = "keyword";
                return cont(expect("variable"));
            }
            if (type == "variable") return pass(expressionNoComma, exportField);
        }
        function afterImport(type) {
            if (type == "string") return cont();
            if (type == "(") return pass(expression);
            if (type == ".") return pass(maybeoperatorComma);
            return pass(importSpec, maybeMoreImports, maybeFrom);
        }
        function importSpec(type, value) {
            if (type == "{") return contCommasep(importSpec, "}");
            if (type == "variable") register(value);
            if (value == "*") cx.marked = "keyword";
            return cont(maybeAs);
        }
        function maybeMoreImports(type) {
            if (type == ",") return cont(importSpec, maybeMoreImports);
        }
        function maybeAs(_type, value) {
            if (value == "as") {
                cx.marked = "keyword";
                return cont(importSpec);
            }
        }
        function maybeFrom(_type, value) {
            if (value == "from") {
                cx.marked = "keyword";
                return cont(expression);
            }
        }
        function arrayLiteral(type) {
            if (type == "]") return cont();
            return pass(commasep(expressionNoComma, "]"));
        }
        function enumdef() {
            return pass(
                pushlex("form"),
                pattern,
                expect("{"),
                pushlex("}"),
                commasep(enummember, "}"),
                poplex,
                poplex
            );
        }
        function enummember() {
            return pass(pattern, maybeAssign);
        }

        function isContinuedStatement(state, textAfter) {
            return (
                state.lastType == "operator" ||
                state.lastType == "," ||
                isOperatorChar.test(textAfter.charAt(0)) ||
                /[,.]/.test(textAfter.charAt(0))
            );
        }

        function expressionAllowed(stream, state, backUp) {
            return (
                (state.tokenize == tokenBase &&
                    /^(?:operator|sof|keyword [bcd]|case|new|export|default|spread|[\[{}\(,;:]|=>)$/.test(
                        state.lastType
                    )) ||
                (state.lastType == "quasi" &&
                    /\{\s*$/.test(
                        stream.string.slice(0, stream.pos - (backUp || 0))
                    ))
            );
        }

        // Interface

        return {
            startState: function (basecolumn) {
                var state = {
                    tokenize: tokenBase,
                    lastType: "sof",
                    cc: [],
                    lexical: new JSLexical(
                        (basecolumn || 0) - indentUnit,
                        0,
                        "block",
                        false
                    ),
                    localVars: parserConfig.localVars,
                    context:
                        parserConfig.localVars &&
                        new Context(null, null, false),
                    indented: basecolumn || 0,
                };
                if (
                    parserConfig.globalVars &&
                    typeof parserConfig.globalVars == "object"
                )
                    state.globalVars = parserConfig.globalVars;
                return state;
            },

            token: function (stream, state) {
                if (stream.sol()) {
                    if (!state.lexical.hasOwnProperty("align"))
                        state.lexical.align = false;
                    state.indented = stream.indentation();
                    findFatArrow(stream, state);
                }
                if (state.tokenize != tokenComment && stream.eatSpace())
                    return null;
                var style = state.tokenize(stream, state);
                if (type == "comment") return style;
                state.lastType =
                    type == "operator" && (content == "++" || content == "--")
                        ? "incdec"
                        : type;
                return parseJS(state, style, type, content, stream);
            },

            indent: function (state, textAfter) {
                if (
                    state.tokenize == tokenComment ||
                    state.tokenize == tokenQuasi
                )
                    return CodeMirror.Pass;
                if (state.tokenize != tokenBase) return 0;
                var firstChar = textAfter && textAfter.charAt(0),
                    lexical = state.lexical,
                    top;
                // Kludge to prevent 'maybelse' from blocking lexical scope pops
                if (!/^\s*else\b/.test(textAfter))
                    for (var i = state.cc.length - 1; i >= 0; --i) {
                        var c = state.cc[i];
                        if (c == poplex) lexical = lexical.prev;
                        else if (c != maybeelse && c != popcontext) break;
                    }
                while (
                    (lexical.type == "stat" || lexical.type == "form") &&
                    (firstChar == "}" ||
                        ((top = state.cc[state.cc.length - 1]) &&
                            (top == maybeoperatorComma ||
                                top == maybeoperatorNoComma) &&
                            !/^[,\.=+\-*:?[\(]/.test(textAfter)))
                )
                    lexical = lexical.prev;
                if (
                    statementIndent &&
                    lexical.type == ")" &&
                    lexical.prev.type == "stat"
                )
                    lexical = lexical.prev;
                var type = lexical.type,
                    closing = firstChar == type;

                if (type == "vardef")
                    return (
                        lexical.indented +
                        (state.lastType == "operator" || state.lastType == ","
                            ? lexical.info.length + 1
                            : 0)
                    );
                else if (type == "form" && firstChar == "{")
                    return lexical.indented;
                else if (type == "form") return lexical.indented + indentUnit;
                else if (type == "stat")
                    return (
                        lexical.indented +
                        (isContinuedStatement(state, textAfter)
                            ? statementIndent || indentUnit
                            : 0)
                    );
                else if (
                    lexical.info == "switch" &&
                    !closing &&
                    parserConfig.doubleIndentSwitch != false
                )
                    return (
                        lexical.indented +
                        (/^(?:case|default)\b/.test(textAfter)
                            ? indentUnit
                            : 2 * indentUnit)
                    );
                else if (lexical.align)
                    return lexical.column + (closing ? 0 : 1);
                else return lexical.indented + (closing ? 0 : indentUnit);
            },

            electricInput: /^\s*(?:case .*?:|default:|\{|\})$/,
            blockCommentStart: jsonMode ? null : "/*",
            blockCommentEnd: jsonMode ? null : "*/",
            blockCommentContinue: jsonMode ? null : " * ",
            lineComment: jsonMode ? null : "//",
            fold: "brace",
            closeBrackets: "()[]{}''\"\"``",

            helperType: jsonMode ? "json" : "javascript",
            jsonldMode: jsonldMode,
            jsonMode: jsonMode,

            expressionAllowed: expressionAllowed,

            skipExpression: function (state) {
                parseJS(
                    state,
                    "atom",
                    "atom",
                    "true",
                    new CodeMirror.StringStream("", 2, null)
                );
            },
        };
    });

    CodeMirror.registerHelper("wordChars", "javascript", /[\w$]/);

    CodeMirror.defineMIME("text/javascript", "javascript");
    CodeMirror.defineMIME("text/ecmascript", "javascript");
    CodeMirror.defineMIME("application/javascript", "javascript");
    CodeMirror.defineMIME("application/x-javascript", "javascript");
    CodeMirror.defineMIME("application/ecmascript", "javascript");
    CodeMirror.defineMIME("application/json", {
        name: "javascript",
        json: true,
    });
    CodeMirror.defineMIME("application/x-json", {
        name: "javascript",
        json: true,
    });
    CodeMirror.defineMIME("application/manifest+json", {
        name: "javascript",
        json: true,
    });
    CodeMirror.defineMIME("application/ld+json", {
        name: "javascript",
        jsonld: true,
    });
    CodeMirror.defineMIME("text/typescript", {
        name: "javascript",
        typescript: true,
    });
    CodeMirror.defineMIME("application/typescript", {
        name: "javascript",
        typescript: true,
    });
});
